MIRSPORTA-73 - Качество картинок. Ресамплинг

Попытка избваиться от утечки памяти

Upload.class.php

@@ -1,10 +1,14 @@
 <?php
 
+/**
+ * Class Upload
+ * TODO: При загрузке изображений - использовать экземпляр класса. Убрать статику
+ */
 abstract class Upload
 {
     public static $dir_image_cache = 'media/cache/images';
 
-    public static function getGreagwarImage($file_path)
+    public static function &getGreagwarImage($file_path)
     {
         require_once PATH . '/lib/GreagwarImage/GreagwarImage.php';
         $greagwar_image = new GreagwarImage($file_path);
@@ -44,6 +48,7 @@ abstract class Upload
         $image->original_filename = $file['name'];
         $greagwar_image = self::getGreagwarImage($file['tmp_name']);
         self::saveImage($image, $greagwar_image, $class::getMaxWidth(), $class::getMaxHeight());
+        unset($greagwar_image);
         if ($force_create_variants) {
             $sizes = $image->getSizes();
             foreach ($sizes as $size) {
@@ -66,6 +71,7 @@ abstract class Upload
         }
         $size_parts = explode('x', $size);
         self::saveImage($image_variant, $greagwar_image, $size_parts[0] ? : null, $size_parts[1] ? : null);
+        unset($greagwar_image);
         $image->variants[$size] = $image_variant;
         if (Config::get('PYTHON_PIL_RESIZE')) {
             $script_file_path = Config::get('PYTHON_PIL_RESIZE')->script_file_path;
@@ -88,25 +94,27 @@ abstract class Upload
      * @param null $height
      * TODO: Сделать возможность передавать параметры для метода _resize()
      */
-    public static function saveImage($image, $greagwar_image, $width = null, $height = null)
+    public static function saveImage($image, $greagwar_image , $width = null, $height = null)
     {
-        $greagwar_image = clone($greagwar_image);
+        $greagwar_image_clone = clone($greagwar_image);
+        unset($greagwar_image);
         if ($width || $height) {
             if (!(ImageVariant::getIsClass($image)) && Image::getIsSubClass($image)) {
-                $greagwar_image->resize($width, $height, 0xffffff, $force = false, $rescale = false, $crop = true);
+                $greagwar_image_clone->resize($width, $height, 0xffffff, $force = false, $rescale = false, $crop = true);
             } else {
-                $greagwar_image->resize($width, $height, 0xffffff, $force = false, $rescale = false, $crop = false);
+                $greagwar_image_clone->resize($width, $height, 0xffffff, $force = false, $rescale = false, $crop = false);
             }
         }
-        $image->type = $greagwar_image->guessType();
-        $file_path = $greagwar_image->cacheFile($image->type, $quality = 100, true);
+        $image->type = $greagwar_image_clone->guessType();
+        $file_path = $greagwar_image_clone->cacheFile($image->type, $quality = 100, true);
         chmod($file_path, 0664);
         $image->size = filesize($file_path);
         $path_parts = pathinfo($file_path);
         $image->path = preg_replace('#^' . Config::get('PATH_WEB_ROOT') . '/#', '', $path_parts['dirname']);
         $image->filename = $path_parts['basename'];
-        $image->width = $greagwar_image->width();
-        $image->height = $greagwar_image->height();
+        $image->width = $greagwar_image_clone->width();
+        $image->height = $greagwar_image_clone->height();
+        unset($greagwar_image_clone);
     }
 
     public static function brightnessContrast($image, $value = '0x7')